make get and post endpoints work, update enums to be strings, add log file output

internal/utils/logger.go

@@ -0,0 +1,22 @@
+package utils
+
+import (
+	"io"
+	"os"
+
+	log "github.com/sirupsen/logrus"
+)
+
+func InitializeLogger() {
+	file, err := os.OpenFile("app.log", os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0666)
+	if err != nil {
+		log.Fatal(err)
+	}
+	log.SetOutput(io.MultiWriter(os.Stdout, file))
+
+	log.SetFormatter(&log.TextFormatter{
+		FullTimestamp: true,
+	})
+
+	log.SetLevel(log.DebugLevel)
+}